linux-kernel - [PATCH] ehea: fix port_napi

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Date:	Wed, 24 Oct 2007 11:53:34 +0200
From:	Jan-Bernd Themann <ossthema@...ibm.com>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	Christoph Raisch <raisch@...ibm.com>,
	"Jan-Bernd Themann" <themann@...ibm.com>,
	"linux-kernel" <linux-kernel@...r.kernel.org>,
	"linux-ppc" <linuxppc-dev@...abs.org>,
	Marcus Eder <meder@...ibm.com>,
	Thomas Klein <tklein@...ibm.com>,
	Stefan Roscher <stefan.roscher@...ibm.com>
Subject: [PATCH] ehea: fix port_napi_disable/enable

napi_disable / napi_enable must be applied on all ehea queues.

Signed-off-by: Jan-Bernd Themann <themann@...ibm.com>

---
 drivers/net/ehea/ehea.h      |    2 +-
 drivers/net/ehea/ehea_main.c |    7 +++----
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
index b557bb4..4b4b74e 100644
--- a/drivers/net/ehea/ehea.h
+++ b/drivers/net/ehea/ehea.h
@@ -40,7 +40,7 @@
 #include <asm/io.h>
 
 #define DRV_NAME	"ehea"
-#define DRV_VERSION	"EHEA_0078"
+#define DRV_VERSION	"EHEA_0079"
 
 /* eHEA capability flags */
 #define DLPAR_PORT_ADD_REM 1
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index fe5ffac..a8b05d2 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -2329,7 +2329,7 @@ static void port_napi_disable(struct ehea_port *port)
 {
 	int i;
 
-	for (i = 0; i < port->num_def_qps; i++)
+	for (i = 0; i < port->num_def_qps + port->num_add_tx_qps; i++)
 		napi_disable(&port->port_res[i].napi);
 }
 
@@ -2337,7 +2337,7 @@ static void port_napi_enable(struct ehea_port *port)
 {
 	int i;
 
-	for (i = 0; i < port->num_def_qps; i++)
+	for (i = 0; i < port->num_def_qps + port->num_add_tx_qps; i++)
 		napi_enable(&port->port_res[i].napi);
 }
 
@@ -2373,8 +2373,6 @@ static int ehea_down(struct net_device *dev)
 	ehea_drop_multicast_list(dev);
 	ehea_free_interrupts(dev);
 
-	port_napi_disable(port);
-
 	port->state = EHEA_PORT_DOWN;
 
 	ret = ehea_clean_all_portres(port);
@@ -2396,6 +2394,7 @@ static int ehea_stop(struct net_device *dev)
 	flush_scheduled_work();
 	down(&port->port_lock);
 	netif_stop_queue(dev);
+	port_napi_disable(port);
 	ret = ehea_down(dev);
 	up(&port->port_lock);
 	return ret;
-- 
1.5.2

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